R Interface to the jQuery Plug-in DataTables http://rstudio.github.io/DT (DT)
This package provides a function datatable() to display R data via the DataTables library (N.B. not to be confused with the data.table package).

R htmlwidget to view lists (listviewer)
A package of R htmlwidgets to interactively view and maybe modify lists . As of now, listviewer provides just one interface to jsoneditor . listviewer is designed though to support multiple interfaces.

A General-Purpose Package for Dynamic Report Generation in R (knitr)
Provides a general-purpose tool for dynamic report generation in R using Literate Programming techniques.